Answer:
Planting a tree or Constructing a dam
Explanation:
1980 was the time at the end (but people didn't know that) of the Cold War, that is the conflict between Capitalism and Communism,
US had a capitalist system and was actively involved in stopping the spread of Communism in Asia and Latin America and this is also the correct answer: stopping the spread of Communism.
The answer to this question is <span>Increasing; weakens the effects of both reinforcement and punishment..
The more delay being imposed between a response and a consequence, the more our brain not be able to find the correlation between that response and consequence. If the response and consequence happen instantly (for example we feel burnt when touching fire) that our body will most likely to remember the consequence of that certain response.</span>